class_docstr: Dictionary which uses normalized URIs as keys.
code: def __init__(self, *args, **kwargs):
      self.store = dict()
      self.store.update(*args, **kwargs)
  
imports: import itertools
  import json
  import pkgutil
  import re
  from jsonschema.compat import MutableMapping, str_types, urlsplit
label_desc: Use image node_id 2 to create a new URIDict object from inherited base classes: MutableMapping with example: obj = URIDict()